WS-C4948E-S Cisco Catalyst 4948 48 Port GigE SFP+ IPB Switch
Cisco WS-C4948E-S Catalyst 4948E 48-Port Gigabit Ethernet SFP+ IP Base Switch
Enterprise Cisco Catalyst 4948E Switch with 48 Gigabit Ethernet Ports and 4×10G SFP+ Uplinks for High-Performance Networking
The Cisco WS-C4948E-S Catalyst 4948E Managed Switch is a high-performance enterprise switch designed for campus networks, data center edge deployments, and network aggregation environments. It features 48 × 10/100/1000 Gigabit Ethernet ports and 4 × 10 Gigabit Ethernet SFP+ uplink ports, providing high-density access connectivity and high-speed backbone integration. With up to 176 Gbps switching capacity and 130.95 Mpps forwarding performance, the switch delivers low-latency, wire-speed Layer 2 and Layer 3 switching for demanding business workloads.
Running Cisco IOS with the IP Base feature set, the WS-C4948E-S supports enterprise networking capabilities including IPv4/IPv6 routing, VLANs, QoS, multicast, ACLs, Cisco Express Forwarding (CEF), STP/RSTP/MSTP, LACP, IGMP Snooping, and jumbo frames. Security features such as IEEE 802.1X authentication, Port Security, DHCP Snooping, and Access Control Lists help protect network resources while providing granular traffic management and access control.
The Cisco WS-C4948E-S Catalyst 4948E combines high-density Gigabit Ethernet access, integrated 10GbE uplinks, hardware-based forwarding, and a compact 1U rack-mountable design for efficient enterprise deployments. It is an ideal solution for enterprise campus networks, data center edge connectivity, network aggregation, server connectivity, high-speed uplinks, and mission-critical business infrastructure requiring reliable and scalable Ethernet switching.
Product Specifications - Cisco WS-C4948E-S Catalyst 4948E 48-Port Gigabit Ethernet Switch with 4-Port 10G SFP+ Uplinks
| Specification | Details |
|---|---|
| Product Name | Cisco WS-C4948E-S Catalyst 4948E 48-Port Gigabit Ethernet Switch with 4-Port 10G SFP+ Uplinks |
| Manufacturer | Cisco Systems |
| Part Number | WS-C4948E-S |
| Product Series | Cisco Catalyst 4900E Series |
| Product Type | Managed Gigabit Ethernet Switch |
| Port Configuration | 48 × 10/100/1000 Gigabit Ethernet RJ-45 Ports |
| Uplink Ports | 4 × 10 Gigabit Ethernet SFP+ Ports |
| Total Ports | 52 Ethernet Ports |
| Downlink Interface | 10/100/1000BASE-T RJ-45 |
| Uplink Interface | 10 Gigabit Ethernet SFP+ |
| Switching Capacity | Up to 176 Gbps |
| Forwarding Rate | Up to 130.95 Mpps |
| Switching Architecture | Hardware-Based, Non-Blocking Switching |
| Forwarding Technology | Cisco Express Forwarding (CEF) |
| Layer Support | Layer 2 and Layer 3 |
| Operating System | Cisco IOS |
| Software Feature Set | IP Base |
| IPv4 Routing | Supported |
| IPv6 Routing | Supported |
| Routing Protocols | Static Routing, RIP, OSPF, EIGRP and BGP (Feature/License Dependent) |
| VLAN Support | IEEE 802.1Q VLAN |
| VLAN Capacity | Up to 4,094 VLANs |
| MAC Address Table | Up to 32,000 MAC Addresses |
| Spanning Tree | STP, RSTP and MSTP |
| Link Aggregation | IEEE 802.3ad LACP |
| Multicast | IGMP Snooping and Multicast Routing |
| Quality of Service (QoS) | Hardware-Based QoS |
| Security | ACLs, IEEE 802.1X, Port Security and DHCP Snooping |
| Jumbo Frame Support | Supported |
| Management | Cisco IOS CLI, SNMP, RMON and Cisco Network Management Tools |
| High Availability | Resilient Hardware and Software Architecture |
| Power Supply | Internal AC Power Supply |
| Power Supply Redundancy | Supported with Optional Redundant Power Supply |
| Cooling | Integrated Fan Cooling |
| Form Factor | 1U Rack-Mountable |
| Rack Height | 1 Rack Unit (1RU) |
| Deployment | Enterprise Campus, Aggregation and Data Center Edge |
| Application | Gigabit Access Switching, Network Aggregation and 10GbE Uplinks |
| Compatibility | Cisco Catalyst 4900E Series |
| Condition | Refurbished |
| Use Cases | Enterprise Campus Networks, Data Center Edge, Network Aggregation, Server Connectivity, High-Speed Uplinks, Mission-Critical Networking |
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FAQs
Q1. What is the Cisco WS-C4948E-S?
The Cisco WS-C4948E-S is a Cisco Catalyst 4900E Series managed switch featuring 48 Gigabit Ethernet ports, 4 integrated 10 Gigabit SFP+ uplinks, and Cisco IOS IP Base software for enterprise and data center networking.
Q2. Who should buy the Cisco WS-C4948E-S?
The Cisco WS-C4948E-S is ideal for enterprises, educational institutions, healthcare organizations, financial services, and IT teams that require high-performance Gigabit Ethernet switching with 10 Gigabit uplink connectivity.
Q3. Is a refurbished Cisco WS-C4948E-S worth buying?
Yes. A professionally refurbished Cisco WS-C4948E-S offers enterprise-class performance, dependable Cisco reliability, and advanced networking features at a significantly lower cost than purchasing new hardware.
Q4. Does the Cisco WS-C4948E-S support 10 Gigabit Ethernet uplinks?
Yes. The switch includes four integrated 10 Gigabit Ethernet SFP+ uplink ports for high-speed connectivity to aggregation, core, and data center networks.
Q5. Which networking features are supported by the Cisco WS-C4948E-S?
The switch supports Layer 2 and Layer 3 switching, IPv4/IPv6 routing, VLANs, QoS, multicast, ACLs, Cisco Express Forwarding (CEF), and Cisco IOS IP Base features for secure and scalable enterprise networking.
